This bulk Sphera set allows you to build over 24 different models together. Analyse and dissect the sphere by building 8 different models from this one set. Sphera brings all the benefits of Polydron to help you understand spheres, cylinders and cones. This pack comes with thorough and easy to follow instructions. This 276 set contains: 36 Spheres, 96 Quadrants, 48 Cones, 36 Cylinders, 20 Squares, 40 Right Angle Triangles and an Exploring Booklet. Sides of squares measure 73mm. Age: 8+.
Polydron Sphera Class Set Extra
This bulk Sphera set allows you to build over 24 different models together. Age 8+